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Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull locking fixes from Ingo Molnar:
 "Misc fixes: liblockdep fixes and ww_mutex fixes"

* 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking/ww_mutex: Fix spelling mistake "cylic" -> "cyclic"
  locking/lockdep: Delete unnecessary #include
  tools/lib/lockdep: Add dummy task_struct state member
  tools/lib/lockdep: Add empty nmi.h
  tools/lib/lockdep: Update Sasha Levin email to MSFT
  jump_label: Fix typo in warning message
  locking/mutex: Fix mutex debug call and ww_mutex documentation
This commit is contained in:
Linus Torvalds
2018-09-15 06:39:09 -10:00
parent 3a5af36b6d 0b405c65ad
commit ca062f8df5
7 changed files with 7 additions and 6 deletions
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2
kernel/jump_label.c
View File

@@ -678,7 +678,7 @@ jump_label_module_notify(struct notifier_block *self, unsigned long val,
case MODULE_STATE_COMING:
ret = jump_label_add_module(mod);
if (ret) {
WARN(1, "Failed to allocatote memory: jump_label may not work properly.\n");
WARN(1, "Failed to allocate memory: jump_label may not work properly.\n");
jump_label_del_module(mod);
}
break;

1
kernel/locking/lockdep.c
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@@ -55,7 +55,6 @@
#include "lockdep_internals.h"
#include <trace/events/preemptirq.h>
#define CREATE_TRACE_POINTS
#include <trace/events/lock.h>

3
kernel/locking/mutex.c
View File

@@ -389,7 +389,7 @@ static bool __ww_mutex_wound(struct mutex *lock,
/*
* wake_up_process() paired with set_current_state()
* inserts sufficient barriers to make sure @owner either sees
* it's wounded in __ww_mutex_lock_check_stamp() or has a
* it's wounded in __ww_mutex_check_kill() or has a
* wakeup pending to re-read the wounded state.
*/
if (owner != current)
@@ -946,7 +946,6 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
}
debug_mutex_lock_common(lock, &waiter);
debug_mutex_add_waiter(lock, &waiter, current);
lock_contended(&lock->dep_map, ip);

2
kernel/locking/test-ww_mutex.c
View File

@@ -324,7 +324,7 @@ static int __test_cycle(unsigned int nthreads)
if (!cycle->result)
continue;
pr_err("cylic deadlock not resolved, ret[%d/%d] = %d\n",
pr_err("cyclic deadlock not resolved, ret[%d/%d] = %d\n",
n, nthreads, cycle->result);
ret = -EINVAL;
break;